Shimaya, Kombu Dashi Powder, 128g

£5.99 £4.68 / 100g
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Instant kelp dashi, in sixteen ready-measured sachets.

Shimaya Kombu Dashi is a granulated kelp stock: tip a sachet into hot water and you have a light, clean kombu dashi in seconds, with no overnight soak. The pack states it is made with Hokkaido kombu, and it gives a gentle, sweet savouriness that lets delicate food stay in front. 128g box of 16 x 8g sachets.

Why Chefs Choose This

  • Clean umami: light and gently sweet, with no smoky bonito note.
  • Pre-measured: 8g sachets give the same strength every time.
  • Speed: a kombu dashi in seconds, no soaking or straining.
  • Dashi specialist: from the Yamaguchi maker that launched Shimaya Dashi no Moto in 1964.

How to Use

  • Soups: miso soup and clear suimono where you want a light base.
  • Hot pot: a clean base for yudofu, nabe and shabu-shabu.
  • Simmered dishes: nimono of daikon, pumpkin or tofu.
  • Beyond Japanese food: season risotto, vegetable soups or a butter sauce for fish.

Kombu (昆布) is kelp, most of it harvested around Hokkaido and dried before use. Kombu dashi (昆布だし) is the stock drawn from kelp alone, without katsuobushi, and it is the lightest member of the dashi family. Kombu is naturally rich in glutamate, the compound behind umami: the Japanese chemist Kikunae Ikeda identified it in a kombu broth in 1908, which is where the word umami comes from. Shimaya, based in Shunan in Yamaguchi Prefecture, launched its instant Shimaya Dashi no Moto in 1964, and this kelp version comes in the same granulated, single-sachet format.

Learn more: What Is Kombu?

Pairs with: Shimaya Dashi no Moto 50g, Kōmi Ma Kombu, A Grade 500g and Marukome White Miso 1kg

What does kombu dashi taste like?

Clean, light and gently sweet, with a soft, savoury depth and none of the smoky, fishy note of a bonito stock. It is the most subtle of the dashi family, which is its strength: it adds umami and roundness without taking over, so delicate food stays in front. As a made-up stock it is pale and mild; used dry it seasons quietly. It is the dashi to reach for when you want savouriness without a marine or smoky edge, and it pairs naturally with tofu, vegetables and white fish.

Product Details

Type Kombu dashi 昆布だし (granulated kelp stock)
Brand Shimaya (Shunan, Yamaguchi)
Key Feature Made with Hokkaido kombu, as stated on the pack
Origin Japan
Net Weight and Format 128g box, 16 x 8g sachets
Best Used As A light dashi base for soups, hot pots and simmered dishes
What is the difference between kombu dashi and bonito dashi?

Kombu dashi is drawn from kelp and tastes light, clean and gently sweet. Bonito dashi, made from katsuobushi, is smokier and more savoury, with a distinct marine depth. Japanese cooks often combine the two as awase dashi, the all-purpose stock behind miso soup and noodle broths, because kelp and bonito together give a fuller umami than either alone. Use kombu dashi on its own when the dish is delicate, and blend it with a bonito dashi such as Shimaya Dashi no Moto when you want more depth.

How much kombu dashi do I use?

Use the dilution printed on the box as your starting point, then adjust to taste. Dissolve a sachet in hot water, or tip it straight into the simmering pot and stir. Kombu dashi is mild, so you can be generous without it taking over, but the granules carry some salt, so taste before adding soy sauce or salt to the dish. For a fuller stock, combine it with a bonito dashi to make awase dashi, the everyday base for miso soup and noodle broths.

How should I store kombu dashi sachets?

Keep the box in a cool, dry place away from steam and direct sunlight. The individual sachets protect the granules until opened, which is the advantage of this format: each one stays fresh until you need it. Once a sachet is open, use all of it, since fine granules draw in moisture and clump. Keep the box away from the stove, where heat and steam collect, and use a dry hand or spoon. Kept dry, the granules hold their flavour until the date on the pack.


SKU : S0005